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Finding the Fourth Proportional to 423,635.26, 584,470.46 and 270,762.94

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Solution

The fourth proportional to 423,635.26, 584,470.46 and 270,762.94 is: 373,559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,635.26 : 584,470.46 = 270,762.94 : x
  2. Step 2: Convert to fraction form
    423,635.26/584,470.46 = 270,762.94/x
  3. Step 3: Cross multiply
    423,635.26x = 584,470.46 × 270,762.94
  4. Step 4: Simplify right side
    423,635.26x = 158,252,940,092.75
  5. Step 5: Solve for x
    x = 158,252,940,092.75/423,635.26
  6. Step 6: Final answer
    x = 373,559.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.